# encoding: utf-8
import datetime
from south.db import db
from south.v2 import DataMigration
from django.db import models

class Migration(DataMigration):

    def forwards(self, orm):
        # Adding field 'Wbo.payload_size'
        db.add_column('weave_wbo', 'payload_size', self.gf('django.db.models.fields.PositiveIntegerField')(default=0), keep_default=False)

        # Calculate payload size for existing entries
        for wbo in orm.Wbo.objects.all():
            payload = wbo.payload
            payload_size = len(payload)
            wbo.payload_size = payload_size
            wbo.save()


    def backwards(self, orm):
        # Deleting field 'Wbo.payload_size'
        db.delete_column('weave_wbo', 'payload_size')


    models = {
        'auth.group': {
            'Meta': {'object_name': 'Group'},
            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
            'name': ('django.db.models.fields.CharField', [], {'unique': 'True', 'max_length': '80'}),
            'permissions': ('django.db.models.fields.related.ManyToManyField', [], {'to': "orm['auth.Permission']", 'symmetrical': 'False', 'blank': 'True'})
        },
        'auth.permission': {
            'Meta': {'ordering': "('content_type__app_label', 'content_type__model', 'codename')", 'unique_together': "(('content_type', 'codename'),)", 'object_name': 'Permission'},
            'codename': ('django.db.models.fields.CharField', [], {'max_length': '100'}),
            'content_type': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['contenttypes.ContentType']"}),
            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
            'name': ('django.db.models.fields.CharField', [], {'max_length': '50'})
        },
        'auth.user': {
            'Meta': {'object_name': 'User'},
            'date_joined': ('django.db.models.fields.DateTimeField', [], {'default': 'datetime.datetime.now'}),
            'email': ('django.db.models.fields.EmailField', [], {'max_length': '75', 'blank': 'True'}),
            'first_name': ('django.db.models.fields.CharField', [], {'max_length': '30', 'blank': 'True'}),
            'groups': ('django.db.models.fields.related.ManyToManyField', [], {'to': "orm['auth.Group']", 'symmetrical': 'False', 'blank': 'True'}),
            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
            'is_active': ('django.db.models.fields.BooleanField', [], {'default': 'True'}),
            'is_staff': ('django.db.models.fields.BooleanField', [], {'default': 'False'}),
            'is_superuser': ('django.db.models.fields.BooleanField', [], {'default': 'False'}),
            'last_login': ('django.db.models.fields.DateTimeField', [], {'default': 'datetime.datetime.now'}),
            'last_name': ('django.db.models.fields.CharField', [], {'max_length': '30', 'blank': 'True'}),
            'password': ('django.db.models.fields.CharField', [], {'max_length': '128'}),
            'user_permissions': ('django.db.models.fields.related.ManyToManyField', [], {'to': "orm['auth.Permission']", 'symmetrical': 'False', 'blank': 'True'}),
            'username': ('django.db.models.fields.CharField', [], {'unique': 'True', 'max_length': '30'})
        },
        'contenttypes.contenttype': {
            'Meta': {'ordering': "('name',)", 'unique_together': "(('app_label', 'model'),)", 'object_name': 'ContentType', 'db_table': "'django_content_type'"},
            'app_label': ('django.db.models.fields.CharField', [], {'max_length': '100'}),
            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
            'model': ('django.db.models.fields.CharField', [], {'max_length': '100'}),
            'name': ('django.db.models.fields.CharField', [], {'max_length': '100'})
        },
        'sites.site': {
            'Meta': {'ordering': "('domain',)", 'object_name': 'Site', 'db_table': "'django_site'"},
            'domain': ('django.db.models.fields.CharField', [], {'max_length': '100'}),
            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
            'name': ('django.db.models.fields.CharField', [], {'max_length': '50'})
        },
        'weave.collection': {
            'Meta': {'ordering': "('-modified',)", 'object_name': 'Collection'},
            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
            'modified': ('django.db.models.fields.DateTimeField', [], {'auto_now': 'True', 'blank': 'True'}),
            'name': ('django.db.models.fields.CharField', [], {'max_length': '96'}),
            'site': ('django.db.models.fields.related.ForeignKey', [], {'default': '1', 'to': "orm['sites.Site']"}),
            'user': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['auth.User']"})
        },
        'weave.wbo': {
            'Meta': {'ordering': "('-modified',)", 'object_name': 'Wbo'},
            'collection': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['weave.Collection']", 'null': 'True', 'blank': 'True'}),
            'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
            'modified': ('django.db.models.fields.DateTimeField', [], {'auto_now': 'True', 'blank': 'True'}),
            'parentid': ('django.db.models.fields.CharField', [], {'max_length': '64', 'null': 'True', 'blank': 'True'}),
            'payload': ('django.db.models.fields.TextField', [], {'blank': 'True'}),
            'payload_size': ('django.db.models.fields.PositiveIntegerField', [], {}),
            'predecessorid': ('django.db.models.fields.CharField', [], {'max_length': '64', 'null': 'True', 'blank': 'True'}),
            'sortindex': ('django.db.models.fields.IntegerField', [], {'null': 'True', 'blank': 'True'}),
            'ttl': ('django.db.models.fields.IntegerField', [], {'null': 'True', 'blank': 'True'}),
            'user': ('django.db.models.fields.related.ForeignKey', [], {'to': "orm['auth.User']"}),
            'wboid': ('django.db.models.fields.CharField', [], {'max_length': '64'})
        }
    }

    complete_apps = ['weave']
